TY CONF TI PROBLEM OF HEAVY METAL SURFACE SEDIMENT CONTAMINATION IN THE EASTERN GULF OF FINLAND KW sediments KW Gulf of Finland KW sediment contamination KW heavy metals. JO XXVI International Shore Conference "Managing risks to coastal regions and communities in a changing world" AU Derugina, N.O. AU Grigoriev, A.G. AU Ryabchuk, D.V. AU Rybalko, A.E. AU Zhamoida, V.A. PY 2024 PB Academus Publishing